/* Cholibrium Consumer Education Centre - shared styles
   Palette: calm navy, muted green accent, white + light neutral, dark readable text.
   System fonts only for speed. */
:root{
  --navy:#16324f;
  --navy-deep:#0f2439;
  --green:#3f7d5c;
  --green-deep:#2f5f46;
  --ink:#1f2933;
  --muted:#5b6572;
  --paper:#ffffff;
  --neutral:#f5f6f4;
  --neutral-2:#eef0ec;
  --line:#e0e3de;
  --amber-bg:#faf5ea;
  --amber-line:#d8c08a;
  --amber-ink:#7a5c1e;
  --maxw:760px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.65;
  font-size:18px;
}
h1,h2,h3,h4{
  font-family:Georgia,"Iowan Old Style","Palatino Linotype","Times New Roman",serif;
  color:var(--navy);
  line-height:1.25;
  font-weight:600;
}
h1{font-size:2rem;margin:.2em 0 .3em}
h2{font-size:1.4rem;margin:2em 0 .5em;padding-top:.2em}
h3{font-size:1.12rem;margin:1.4em 0 .3em}
p{margin:0 0 1em}
a{color:var(--green-deep);text-decoration:underline;text-underline-offset:2px}
a:hover{color:var(--navy)}
strong{color:var(--navy-deep)}

.skip{position:absolute;left:-999px;top:auto;background:var(--navy);color:#fff;padding:.6em 1em;z-index:100;border-radius:0 0 6px 0}
.skip:focus{left:0}

/* Header + nav */
.site-head{background:var(--navy);color:#fff}
.bar{max-width:1080px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding:.7rem 1.2rem;flex-wrap:wrap}
.brand{font-family:Georgia,serif;font-weight:600;font-size:1.12rem;color:#fff;text-decoration:none;letter-spacing:.2px}
.brand span{color:#bcdfca;font-weight:400;font-size:.82rem;display:block;letter-spacing:.4px}
nav.main{display:flex;flex-wrap:wrap;gap:.2rem}
nav.main a{color:#e7edf2;text-decoration:none;padding:.35rem .6rem;border-radius:5px;font-size:.92rem}
nav.main a:hover,nav.main a:focus{background:rgba(255,255,255,.12);color:#fff}

/* Publisher notice (visible, below nav, every page) */
.pub-notice{background:var(--green);color:#fff;font-size:.9rem}
.pub-notice div{max-width:1080px;margin:0 auto;padding:.55rem 1.2rem}
.pub-notice strong{color:#fff}

/* Layout */
main{max-width:var(--maxw);margin:0 auto;padding:1.6rem 1.2rem 2.5rem}
.wide{max-width:1080px}
.eyebrow{font-family:-apple-system,sans-serif;text-transform:uppercase;letter-spacing:.12em;
  font-size:.72rem;font-weight:700;color:var(--green-deep);margin:.4rem 0 0}
.byline{color:var(--muted);font-size:.9rem;margin:.2rem 0 1.2rem;border-bottom:1px solid var(--line);padding-bottom:1rem}
.byline b{color:var(--navy);font-weight:600}

/* Breadcrumbs */
.crumbs{font-size:.82rem;color:var(--muted);margin:.2rem 0 .6rem}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--navy)}

/* Direct answer box */
.answer{background:var(--neutral);border-left:4px solid var(--navy);padding:1rem 1.15rem;border-radius:0 8px 8px 0;margin:0 0 1.4rem}
.answer p{margin:0}
.answer .lbl{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;font-weight:700;color:var(--navy);display:block;margin-bottom:.35rem}

/* Table of contents */
.toc{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:.9rem 1.1rem;margin:1.4rem 0}
.toc h2{margin:0 0 .4rem;font-size:1rem;color:var(--navy)}
.toc ol{margin:0;padding-left:1.2rem}
.toc li{margin:.2rem 0}
.toc a{text-decoration:none}
.toc a:hover{text-decoration:underline}

/* Evidence chips */
.chip{display:inline-block;font-family:-apple-system,sans-serif;font-size:.68rem;font-weight:700;
  letter-spacing:.04em;text-transform:uppercase;padding:.14em .5em;border-radius:20px;
  border:1px solid;vertical-align:middle;white-space:nowrap}
.chip.rct{background:#eaf3ee;border-color:#9cc7ad;color:#2f5f46}
.chip.review{background:#e9f0f6;border-color:#9db9d4;color:#254c72}
.chip.human{background:#f0eef7;border-color:#b7add6;color:#4a3f78}
.chip.small{background:#f3f0e8;border-color:#cbb98a;color:#6b5a26}
.chip.animal{background:#f6efe9;border-color:#d4b39d;color:#7a4f2f}
.chip.lab{background:#eef1f3;border-color:#b9c2ca;color:#4a5560}
.chip.obs{background:#eef4f4;border-color:#a3c6c6;color:#2f5f5f}
.chip.maker{background:#f7ece9;border-color:#d8a99d;color:#8a3f2f}

/* Callouts */
.callout{border-radius:8px;padding:1rem 1.15rem;margin:1.3rem 0;border:1px solid var(--line);background:var(--neutral)}
.callout .ct{font-weight:700;color:var(--navy);display:block;margin-bottom:.3rem;font-family:Georgia,serif}
.callout p:last-child{margin-bottom:0}
.callout.verify{background:var(--amber-bg);border-color:var(--amber-line)}
.callout.verify .ct{color:var(--amber-ink)}
.callout.safety{background:#eef4f0;border:1px solid var(--green);border-left-width:5px}
.callout.safety .ct{color:var(--green-deep)}
.callout.key{background:var(--neutral);border-left:4px solid var(--green)}

/* Tables */
.table-wrap{overflow-x:auto;margin:1.3rem 0;border:1px solid var(--line);border-radius:8px}
table{border-collapse:collapse;width:100%;font-size:.95rem;min-width:520px}
caption{caption-side:top;text-align:left;font-size:.85rem;color:var(--muted);padding:.6rem .8rem}
th,td{text-align:left;padding:.6rem .8rem;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:var(--navy);color:#fff;font-family:-apple-system,sans-serif;font-size:.85rem}
tbody tr:nth-child(even){background:var(--neutral)}
th[scope=row]{background:var(--neutral-2);color:var(--navy);font-weight:600}

/* Checklist */
ul.check{list-style:none;padding-left:0}
ul.check li{padding:.35rem 0 .35rem 1.7rem;position:relative;border-bottom:1px solid var(--line)}
ul.check li:before{content:"";position:absolute;left:.15rem;top:.7rem;width:.55rem;height:.9rem;
  border:solid var(--green);border-width:0 .17rem .17rem 0;transform:rotate(40deg)}

/* Article images */
figure{margin:1.4rem 0}
.hero-figure img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border-radius:10px;border:1px solid var(--line);background:var(--neutral)}
figcaption{font-size:.82rem;color:var(--muted);margin-top:.5rem}

/* FAQ */
.faq details{border:1px solid var(--line);border-radius:8px;margin:.55rem 0;background:var(--paper)}
.faq summary{cursor:pointer;padding:.85rem 1rem;font-weight:600;color:var(--navy);
  font-family:Georgia,serif;list-style:none;position:relative;padding-right:2.2rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:1rem;top:.75rem;font-size:1.3rem;color:var(--green);line-height:1}
.faq details[open] summary:after{content:"\2013"}
.faq summary:focus{outline:2px solid var(--green);outline-offset:2px}
.faq .fa{padding:0 1rem 1rem}
.faq .fa p:last-child{margin-bottom:0}

/* References */
.refs{margin-top:2rem;border-top:1px solid var(--line);padding-top:1rem}
.refs h2{font-size:1.15rem}
.refs ol{padding-left:1.3rem;font-size:.9rem;color:var(--muted)}
.refs li{margin:.5rem 0}
.refs a{word-break:break-word}
.refs .u{word-break:break-word;color:var(--muted)}

/* Homepage bits */
.hero{background:var(--navy);color:#fff;border-radius:0}
.hero .inner{max-width:1080px;margin:0 auto;padding:2.4rem 1.2rem}
.hero h1{color:#fff;max-width:18ch}
.hero p{max-width:60ch;color:#d9e2ea}
.cardgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem;margin:1.2rem 0}
.card{border:1px solid var(--line);border-radius:10px;padding:1.1rem 1.2rem;background:var(--paper)}
.card h3{margin:.1rem 0 .35rem}
.card h3 a{text-decoration:none}
.card p{font-size:.92rem;color:var(--muted);margin:0}
.card .num{font-size:.72rem;color:var(--green-deep);font-weight:700;letter-spacing:.08em}
.section-h{border-bottom:2px solid var(--neutral-2);padding-bottom:.3rem;margin-top:2.2rem}

/* Footer */
footer{background:var(--neutral);border-top:1px solid var(--line);margin-top:2.5rem;font-size:.86rem;color:var(--muted)}
footer .fin{max-width:1080px;margin:0 auto;padding:1.6rem 1.2rem}
footer h2{font-size:.95rem;color:var(--navy);margin:.2rem 0 .4rem}
footer .discl{border:1px solid var(--line);background:var(--paper);border-radius:8px;padding:.85rem 1rem;margin:.6rem 0}
footer nav{display:flex;flex-wrap:wrap;gap:.2rem 1rem;margin:.8rem 0}
footer nav a{color:var(--navy)}
footer .cr{margin-top:.8rem;color:var(--muted)}

@media (max-width:640px){
  body{font-size:17px}
  h1{font-size:1.7rem}
  .bar{justify-content:flex-start}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
:focus-visible{outline:2px solid var(--green);outline-offset:2px}